#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>
int main() {
	int n, m;
	scanf("%d %d", &n, &m);
	int arr1[1000] = {0};
	int arr2[1000] = {0};
	for (int i = 0; i < n; i++) {
		scanf("%d", &arr1[i]);
	}
	for (int i = 0; i < m; i++) {
		scanf("%d", &arr2[i]);
	}
	int i = 0;
	int j = 0;
	while (i < n && j < m) {
		if (arr1[i] < arr2[j]) {
			printf("%d ", arr1[i]);
			i++;
		}
		else {
			printf("%d ", arr2[j]);
			j++;
		}
	}
	while(i < n) {
			printf("%d ", arr1[i]);
			i++;
		}
	while (j < m) {
			printf("%d ", arr2[j]);
			j++;
		}
	
	
	return 0;
}